A selloff was triggered after a cheap AI model from Chinese startup DeepSeek climbed to the top of Apple’s appstore, sparking concerns that valuations of the technology may be tough to justify. Japanese stocks fell, with chip-related shares extending Monday’s declines. That was after the S&P 500 dropped 1.5% and the Nasdaq 100 sank 3%. Nvidia Corp., the poster child of the AI boom, suffered the biggest market-cap loss for a single stock in market history.
US stocks: US market ends lower as tech stocks weigh on sentiment
Wall Street ended lower on Friday, with AI chip stocks experiencing a significant downturn while Moderna and other healthcare companies surged. Investors are weighing the